98 en | System wiring diagrams Control Panels
2016.06 | 08 | F.01U.303.996 Installation and System Reference Guide Bosch Security Systems, Inc.
18.5 SDI2 devices general system wiring
Figure18.24: SDI2 devices system wiring
Callout á…³ Description B9512G/B9512G-E
Capacity
B8512G/B8512G-E
Capacity
1 á…³ B208 Octo-input Modules 59 9
2 á…³ B299 POPEX Module 6 1
3 á…³ B308 Octo-output Modules 59 9
4 á…³ B426 Conettix Ethernet Communication Modules or B450 Conettix
Plug-in Communicator Interfaces
2 2
5 á…³ B520 Auxiliary Power Supply Modules 8 4
6 á…³ B810 wireless receivers or B820 SDI2 Inovonics Interface Modules 1 1
7 á…³ B901 Access Control Modules 32 8
8 á…³ SDI2 keypads 32 16
9 á…³ Configurable for SDI keypads and access control interface modules, or SDI2 devices
Notice!
Each SDI2 bus supports up to 99 devices.
The SDI2 power terminal (PWR+/R) is power limited. The SDI2 terminals are supervised.
18.5.1 SDI2 bus wiring recommendations
Use the following SDI2 bus wiring recommendations for SDI2 installation. The control panel
and SDI2 modules use the SDI2 bus to communicate with one another.
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